Home / 6,819,639.28-10,232,455.47-3,580,424.27

Finding the Fourth Proportional to 6,819,639.28, 10,232,455.47 and 3,580,424.27

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Solution

The fourth proportional to 6,819,639.28, 10,232,455.47 and 3,580,424.27 is: 5,372,209.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,819,639.28 : 10,232,455.47 = 3,580,424.27 : x
  2. Step 2: Convert to fraction form
    6,819,639.28/10,232,455.47 = 3,580,424.27/x
  3. Step 3: Cross multiply
    6,819,639.28x = 10,232,455.47 × 3,580,424.27
  4. Step 4: Simplify right side
    6,819,639.28x = 36,636,531,905,439.05
  5. Step 5: Solve for x
    x = 36,636,531,905,439.05/6,819,639.28
  6. Step 6: Final answer
    x = 5,372,209.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.